/**
 * 
 */
    var LittleUrl = {  
        // public method for url encoding  
        encode : function (string) {  
            return escape(this._utf8_encode(string));  
        },  
        // public method for url decoding  
        decode : function (string) {  
            return this._utf8_decode(unescape(string));  
        },  
        // private method for UTF-8 encoding  
        _utf8_encode : function (string) {  
            string = string.replace(/\r\n/g,"\n");  
            var utftext = "";  
            for (var n = 0; n < string.length; n++) {  
       
                var c = string.charCodeAt(n);  
       
                if (c < 128) {  
                    utftext += String.fromCharCode(c);  
                }  
                else if((c > 127) && (c < 2048)) {  
                    utftext += String.fromCharCode((c >> 6) | 192);  
                    utftext += String.fromCharCode((c & 63) | 128);  
                }  
                else {  
                    utftext += String.fromCharCode((c >> 12) | 224);  
                    utftext += String.fromCharCode(((c >> 6) & 63) | 128);  
                    utftext += String.fromCharCode((c & 63) | 128);  
                }  
       
            }  
       
            return utftext;  
        },  
       
        // private method for UTF-8 decoding  
        _utf8_decode : function (utftext) {  
            var string = "";  
            var i = 0;  
            var c = c1 = c2 = 0;  
       
            while ( i < utftext.length ) {  
       
                c = utftext.charCodeAt(i);  
       
                if (c < 128) {  
                    string += String.fromCharCode(c);  
                    i++;  
                }  
                else if((c > 191) && (c < 224)) {  
                    c2 = utftext.charCodeAt(i+1);  
                    string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));  
                    i += 2;  
                }  
                else {  
                    c2 = utftext.charCodeAt(i+1);  
                    c3 = utftext.charCodeAt(i+2);  
                    string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));  
                    i += 3;  
                }  
            }  
            return string;  
        }  
    }; 